Year	Import and export volume (million ton)			Virtual water (v.w) trade of rice (×10⁸ m³)
	Import	Export	Net-import	v.w import	v.w export	Net-v.w import
1990	38.8	340.4	−301.6	3.18	27.94	−24.76
1991	0.1	778.2	−778.1	0.01	63.89	−63.88
1992	0	1034	−1034	0.00	84.8914	−84.89
1993	0	1109.7	−1109.7	0.00	91.1	−91.10
1994	0.1	874	−873.9	0.01	71.75	−71.74
1995	518.1	11.3	506.8	42.53	0.92	41.61
1996	44.1	15.9	28.2	3.62	1.3	2.32
1997	0	661.7	−661.7	0.00	54.32	−54.32
1998	25.1	468.6	−443.5	2.06	38.47	−36.41
1999	7	430.5	−423.5	0.57	35.34	−34.77
2000	0.3	1046.6	−1046.3	0.02	85.92	−85.90
2001	3.6	599.8	−596.2	0.29	49.24	−48.95
2002	0	1167.4	−1167.4	0.00	95.84	−95.84
2003	0.1	1639.9	−1639.8	0.01	134.63	−134.62
2004	0.2	223.8	−223.6	0.01	19.03	−19.02
2005	0.4	861.1	−860.7	0.03	70.69	−70.66
2006	6.5	307	−300.5	0.53	25.2047	−24.67
2007	3.5	491.7	−488.2	0.28	40.36	−40.08
2012	4.9	25.3	−20.4	0.40	2.07	−1.67
2009	8.4	13	−4.6	0.68	1.0673	−0.39
2010	157.2	12.7	144.5	12.90	1.04	11.86
2011	175.4	13.6	161.8	14.40	1.11	13.29
2012	520.8	25.7	495.1	42.75	2.1	40.65
Total	1514.6	12159.9	−10645.3	124.28	998.22	−873.94